Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual page 356

REAR CONSTANT VELOCITY JOINT/FINAL DRIVE GEAR
AND DRIVE SHAFT
Adjusting the ring gear stopper
1.Measure:
Ring gear stopper clearance "D"
G
Use a feeler gauge 1.
Out of specification → Adjust.
Ring gear stopper clearance "D":
0.30 ~ 0.60 mm (0.012 ~ 0.024 in)
2 Ring gear
3 Ring gear stopper
2.Remove:
Nut 1
G
3.Loosen:
Ring gear stopper 2
G
*****************************************************
Adjusting steps:
G
Turn the ring gear stopper in or out until to
the specified clearance.
Ring gear stopper clearance:
0.3 ~ 0.6 mm (0.012 ~ 0.024 in)
*****************************************************
4.Install:
Nut
G
Ring gear
G
NOTE:

Use LOCTITE on the ring gear stopper.
7 - 28
DRIV
16 Nm (1.6 m • kg, 11 ft • lb)